专用于EPA方法502.2
与Rtx-502.2相似
007-502
ID(mm)              df(μm)                Part No.                Mfr. No.
60-Meter
0.53                 3.00                  CG0-5012              Q-502-60V-3.0F
75-Meter
0.53                 3.00                  CG0-5013              Q-502-75V-3.0F
105-Meter
0.53                 3.00                  CG0-5014              Q-502-105V-3.0F